It's not often that punters at a hip-hop show get told they're "naughty" for forgetting to vote in the last election.
And it's even rarer for the star of the night to shuffle onto the stage of a hot and sweaty venue wearing white jeans, a dress shirt, leather hoodie, duffel coat and black beanie.
But that's Roots Manuva for you.
The genial British MC is not like other rappers. He writes songs about cheese on toast and toothbrushes, and veers wildly between styles, incorporating everything from grime and drum 'n' bass to dub, roots and reggae in his comical tales of urban British life.
Last night's Powerstation show proved the man born Rodney Smith does things his way - even if it's not always for the best.